<?php

declare(strict_types=1);

/*
 * CoreShop
 *
 * This source file is available under the terms of the
 * CoreShop Commercial License (CCL)
 * Full copyright and license information is available in
 * LICENSE.md which is distributed with this source code.
 *
 * @copyright  Copyright (c) CoreShop GmbH (https://www.coreshop.com)
 * @license    CoreShop Commercial License (CCL)
 *
 */

namespace CoreShop\Bundle\ProductBundle\Form\Type\Unit;

use CoreShop\Component\Product\Model\ProductUnitDefinitionInterface;
use CoreShop\Component\Resource\Repository\RepositoryInterface;
use Symfony\Component\Form\AbstractType;
use Symfony\Component\Form\CallbackTransformer;
use Symfony\Component\Form\Extension\Core\Type\NumberType;
use Symfony\Component\Form\FormBuilderInterface;
use Symfony\Component\OptionsResolver\OptionsResolver;

final class ProductUnitDefinitionSelectionType extends AbstractType
{
    public function __construct(
        protected RepositoryInterface $productUnitDefinitionRepository,
    ) {
    }

    public function buildForm(FormBuilderInterface $builder, array $options): void
    {
        $builder->addModelTransformer(new CallbackTransformer(
            function (mixed $value) {
                if ($value instanceof ProductUnitDefinitionInterface) {
                    return $value->getId();
                }

                return null;
            },
            function (mixed $value) {
                if ($value === null) {
                    return null;
                }

                return $this->productUnitDefinitionRepository->find($value);
            },
        ));
    }

    public function configureOptions(OptionsResolver $resolver): void
    {
        $resolver
            ->setDefaults([
                'csrf_protection' => false,
            ])
        ;
    }

    public function getParent(): string
    {
        return NumberType::class;
    }

    public function getBlockPrefix(): string
    {
        return 'coreshop_product_unit_definition_selection';
    }
}
